pulse of sound

- acoustic alarm system
- acoustic image system
- acoustic systems
- actiontrack system
- active IR-system
- actuator system
- adaptive communication system
- adaptive teleinformation system
- adaptive telemetering system
- advanced information system
- Afsatcom system
- air system
- aircraft intercommunication system
- airfield communication system
- air-ground automatic system
- airline reservation system
- air-to-ground TV system
- alarm signal system
- alarm system
- all-channel signaling system
- ALL-IN-ONE system
- alphanumeric system
- amplified speaker system
- amplitude shift-keying system
- AMPS system
- analog cellular communication system
- analog cellular system
- analog component video system
- analog television system
- analog tropospheric system
- anisochronous system
- antenna system
- antitheft system
- AR system
- Arabsat system
- ASK system
- associated channel analog system
- asynchronous address communication system
- audio recording system
- Aurora system
- Aussat system
- automatic communication system
- automatic connection establishment system
- automatic control system
- automatic data acquisition system
- automatic telegraphy system
- automatic telephone system
- automatic tuning system
- automatized cellular system
- auxiliary alarm system
- balanced cable transmission system
- band sharing system
- base station system
- baseband system
- basic input/output system
- bass-reflex speaker system
- batch processing system
- batch transmission system
- batch-and-forward system
- batteryless system
- bilateral CTV system
- binary tariff system
- biocontrol system
- bit parallel interface system
- bit transport system
- bridge duplex system
- broadband mobile system
- broadcast satellite system
- broadcasting delivery media systems
- burglar alarm system
- byte-serial interface system
- cabinet system
- cabinetless system
- cable distribution system
- cable TV system
- call-accounting system
- call-answering system
- call-counting system
- call-distributing system
- call-processing system
- call-queueing system
- camp-on system
- CAPTAIN system
- car component audio system
- carrier reinsertion system
- carrier system
- carrier-communication system
- carrier-current communication system
- Cassegrain-Schmidt system
- cassette recording system
- cassette reproducing system
- CATRIN system
- caution system
- CD 900 system
- cellular system
- cellular-radio system
- central-battery system
- centralized control system
- chirp binary telegraph system
- cipher system
- circuit switched telecommunication system
- circuit switching telecommunication system
- circular telecontrol system
- clock system
- closed-circuit communication system
- closed-circuit telegraph system
- closed-numbering system
- code-dependent system
- code-division multiple access system
- code-independent system
- code-insensitive system
- code-sensitive system
- coding system
- coherent fiber-optic system
- collimating system
- collocated system
- color separating system
- combined numbering system
- combined power supply system
- combined satellite communication system
- common-battery system
- common-carrier system
- common-channel signaling system
- common-engineering communication system
- common-purpose cellular system
- common-using band system
- common-using cordless telephone system
- common-using paging system
- communication system
- communication traffic system
- communications system
- community antenna system
- community antenna television system
- community TV-system
- commununication switching system
- compact disk digital audio system
- compatible color television system
- compatible single sideband system
- compatible single-band system
- compatible TV-system
- complex radio communication system
- computer vision system
- computer-telephone system
- Comsar system
- Comsat system
- Conax system
- concentrated-insonation system
- conference system
- conference-communication system
- congested system
- congress-class system
- constant-current system
- control generating system
- conventional television system
- Conversant system
- cordless-communication system
- crossbar system
- crossed-coincident microphone system
- Crosspoint system
- CSE system
- C-system
- cubical video projecting system
- data processing system
- data system
- data transport system
- data-collection system
- data-compression system
- data-exchange system
- dataflow system
- data-gathering system
- data-handling system
- data-measuring system
- data-reduction system
- data-transmission system
- Decca Navigator system
- DECfax system
- decision-feedback system
- dedicated control channel system
- dedicated multimedia system
- delta-sigma system
- deluxe presentation system
- departmental communication system
- desktop-video system
- DFS/Copernicus system
- dial-telephone system
- differential phase shift-keying system
- differential-duplex system
- differential-magnetic system
- digital camera system
- digital hybrid-key telephone system
- digital mass storage system
- digital microwave radio transmission system
- digital telephone communication system
- digital transmission system
- digital TV-communication system
- Digital UNIX system
- digital-analog system
- digital-cellular system
- digital-data modulation system
- digital-effect system
- digital-message entry system
- digital-termination system
- direct-broadcasting satellite system
- directing system
- direct-modulation system
- direct-sequence system
- direct-telephone communication system
- discrete communication system
- discrete sound system
- discrete-addressing system
- disk-operating system
- DISOSS system
- dispatch telephone communication system
- dispatch-center system
- dispersed-insonation system
- distributed-insonation system
- distributed-processing system
- documental-type communication system
- Dolby systems
- domestic satellite communication system
- double-band telephone communication system
- double-channel transmission system
- double-current transmission system
- double-pole communication system
- double-sideband large carrier system
- DSCS system
- D-system
- dual-cable system
- dual-reflector system
- duplexed system
- Earth-to-space transmission system
- ECM system
- electric communication system
- electronic antishock system
- electronic data-gathering system
- electronic data-processing system
- electronic-message system
- electronic-scanning system
- electronic-switching system
- Ellipso system
- emergency telephone communication system
- emergency-broadcast system
- EMX system
- equidistant system
- error-correction system
- error-detection system
- Eutelsat system
- extensible system
- external paging system
- facsimile system
- fast-acting servicing system
- fault-tolerant system
- fax communication system
- fax transmitting system
- feed system
- fiber transmission system
- fiber-optic transmission system
- field-sequential system
- final mile system
- finishing system
- fire alarm system
- fire warning system
- first generation cellular system
- five-channel communication system
- fixed satellite system
- Flexcam system
- flexible access system
- Flitsatcom system
- focusing system
- four-channel sound system
- four-dimensional system
- four-wire telephone communication system
- frame-sequential system
- frequency shift-keying system
- frequency-carrier system
- frequency-control system
- front-bass reflex speaker system
- fully digital system
- gate system
- Gaussian system
- generalized system
- generating dynamic system
- generator-dc-motor system
- GIGASET radio system
- global positioning system
- Global system
- Gopher system
- grandfathered system
- group-alerting and dispatching system
- guide system
- hard-wired CCTV system
- hazard system
- helical-scan system
- HF-synchronizing system
- high-precision navigating system
- Hi-linear system
- home system
- home-telephone system
- home-type system
- homing-guidance system
- host system
- hydroacoustic system
- ideal communication system
- idealized system
- image informaion system
- image-forming system
- immedial servicing system
- incompatible system
- independent system
- information retrieval system
- information system radio system
- information system
- information-feedback system
- information-measuring system
- infrared alarm system
- Inmarsat system
- Inmarsat-A system
- Inmarsat-B system
- Inmarsat-C system
- Inmarsat-D system
- Inmarsat-M system
- Inmarsat-P system
- integrated telephone system
- integrated videographic teleconferencing system
- integrated-antenna system
- integrated-communication system
- integrated-modulation system
- integrated-office system
- Intelsat system
- interactive system
- intercarrier-sound system
- intercommunication system
- intercontinental tropospheric system
- interlock system
- intermachine exchange system
- intermediate system
- international communication system
- interphone system
- Intervision system
- intraband signaling system
- intruder alarm system
- inward-outward dialing system
- ionoscatter system
- ionosphere sounder system
- ionospheric system
- Iridium system
- isolated system
- Italsat system
- J-carrier system
- joint-multichannel trunking and switching system
- K-carrier system
- key system
- key-telephone system
- land satellite communication system
- large-grained communication system
- laser communication system
- L-band satellite system
- L-carrier system
- Leasat system
- lightning protection system
- limited distortion system
- line amplifiers system
- link system
- little-channel relay system
- local alarm system
- local battery system
- local communication system
- local radio paging system
- long-haul system
- long-range system
- loop system
- loud-speaking communication system
- low-traffic system
- magnetic tape recording system
- Mail system
- management-information system
- manual cellular system system
- manual telephone set system
- Marisat system
- master television system
- master-antenna television system
- matrix sound system
- message feedback system
- message procession system
- message registration system
- message-switched system
- meteor radio system
- Metrobus system
- micro component system
- Micro Press Cluster Printing system
- micro-lens system
- microprocessor system
- microwave relay system
- midi system
- mine radio telephone system
- mini system
- mixed media system
- mixed numbering system
- mobile cellular communication system
- mobile land communication system
- mobile radio system
- mobile relay system
- mobile system
- modulated system
- monetary mobile system
- MS-Mail system
- multiareal system
- multicassette system
- multichannel telephone system
- multicomputer system
- multidisk system
- multiformat recording system
- multifrequency tone signaling system
- multiguard system
- multilevel mixed system
- multimedia system
- multiple-channel system
- multiqueue system
- Multiscrypt system
- multistandard system
- multitrack editing system
- mutibeam antenna system
- muting system
- Nagravision system
- NAMTS system
- narrow-angle TV system
- national communication system
- navigation system
- n-channel communication system
- n-channel DPSK system
- n-channel transmission system
- network standalone system
- network system
- network-operation system
- networks numbering system
- neutral direct-current telegraph system
- n-head video system
- NMT system
- noise-reduction system
- nonhoming tuning system
- noninterlaced television system
- nonsegmented system
- Norsat system
- n-satellite system system
- n-tone DPSK system
- n-tone MFSK system
- NTSC system
- NTT system
- obligatory message system
- Odyssey system
- off-line system
- on-line computer system
- on-line secured system
- open numbering system
- open system
- operative-engineering communication system
- opposite signals system
- optical-communication system
- optical-information system
- optical-projection system
- optoelectronic system
- oscillating system
- oscillation system
- outband signaling system
- package-and-resource tracking system
- pagemaster system
- paging system
- PAL system
- parametric system
- PATHWORKS system
- pattern recognition system
- personal holding guard system
- phase shift-keying system
- phone system
- Piccolo system
- pilot-controller system
- polar direct-current telegraph system
- portable mobile system
- power control system
- power controlling system
- power-line carrier system
- power-supply system
- press-to-talk system
- Prestel system
- primary-supply system
- privacy system
- private branch paging system
- private movable system
- private videodata system
- private videotex system
- process-interface system
- PROFS system
- programmable cross-connect system
- programmable cross-connected system
- programmed radio system
- prompting system
- protected wireline distribution system
- protection system
- pseudoquadraphony system
- pseudotrunking system
- public videodata system
- public videotex system
- pulse-code system
- pulse-frequency system
- pulse-time system
- quadraphonic sound system
- quadruple-diversity system
- R1 system
- R2 system
- radio buoy system
- radio command system
- radio communication system
- Radio Data system
- radio facsimile system
- Radiocom 2000 system
- radio-control system
- radio-paging system
- radio-relay system
- radiosonde-radio-wind system
- radio-telemetering system
- real time pulse-echo system
- real time system
- receiver lockout system
- recording system
- recovery system
- redundant system
- reference-information system
- regional electronic payment system
- relay-radio system
- remote concentrating system
- remote control system
- remote diagnostic system
- remote information system
- remote semiconcentrating system
- remote sensing system
- remote signaling system
- rendering system
- rerecording system
- reserved servicing system
- RF/Transmission system
- rotary system
- safety alarm system
- safety system
- Satcom system
- satellite comminication system
- satellite marine comminication system
- Satellite Master Antenna Television system
- satellite radio system
- satellite-aircraft communication system
- SB-communication system
- SBL communication system
- scalable system
- scanning trunking system
- SCO UNIX system
- searchless identification system
- seat reservation system
- SECAM system
- second generation cellular system
- second room system
- secondary supply system
- secrecy system
- section communication system
- security system
- segmented system
- seismic system
- selective calling system
- selective frequency base station system
- selective protective system
- selective telephone system
- self-adjusting system
- self-balancing differential system
- self-contained system
- self-test system
- selsyn system
- semiautomatic-switching system
- semiautomatized cellular system
- sensory system
- servo system
- shadow-batch system
- short-haul microwave system
- Sicral system
- Sigma Servo system
- signal system
- simplex movable system
- single-band transmission system
- single-busbar system
- single-cable communication system
- single-cable system
- single-channel system
- single-current transmission system
- single-pulse tracking system
- Skynet system
- small-grained communication system
- SmarTrunk II radio communication system
- solid-state uninterruptible power battery system
- Sony bus system
- sound alarm system
- sound equalization system
- sound navigation system
- sound reinforcement system
- sound warning system
- space-division system
- space-switched system
- spark-safe system
- speaker system
- special communication system
- speech-processing system
- speech-recognition system
- split-speaker system
- spread-spectrum system
- stabilizing system
- stage monitoring system
- standalone double point system
- star-circuit system
- STAREX CMX system
- starting communication system
- start-stop system
- stationary satellite system
- step-by-step system
- stereo sound system
- stereophonic sound system
- storage system
- storage-and-retrieval system
- Strowger system
- submarine fiber-optic system
- subprimary digital transmission system
- subscriber carrier system
- subscriber switching system
- suffix system
- Supersat system
- supervisory control system
- surround sound system
- switched telecommunication system
- switching system
- sync communication system
- synchro system
- synchronous communication system
- synchronous digital system
- TAGS system
- tandem system
- tariffication system
- T-carrier system
- TDF system
- teleautomatic system
- Telecom system
- telecommunication system
- telecommunications system
- telecommunication-service priority system
- telecommunications-service priority system
- telecontrol system
- telemechanic system
- telemetering system
- telemetry system
- telephone system
- telephone-answering system
- telephone-communication system
- telephone-communications system
- teleprocessing system
- Telesat system
- teletex system
- teletypewriter system
- television-telephone system
- Tele-X system
- Telsar system
- terminal system
- terrestrial radio-relay system
- theft-prevention system
- thin-route system
- third generation communication system
- three-axle stabilizing system
- three-channel HF-telephone system
- three-channel transmission system
- three-color system
- three-lens optical system
- three-primary system
- three-wire system
- time-dissemination system
- time-frequency hopping system
- time-switched system
- total access communication system
- total area coverage system
- transmission system
- trichromatic system
- triple-interlace system
- triplex system
- trunk communication system
- TV-observation system
- twelve-channel transmission system
- two-arm system
- two-band system
- two-color system
- two-roller transfer system
- two-step control system
- two-way CATV system
- two-way system
- two-wire telephone communication system
- ultra-match system
- ULTRIX system
- unified radioaccess system
- unilateral-control system
- unilateral-synchronization system
- uninterruptible-power system
- Unisat system
- universal alarm system
- universal-battery system
- universal-electronic system
- universal-movable system
- Uniworks system
- vestigial-sideband system
- video editing system
- video home system
- video recording system
- videocom system
- videoteleconference system
- videotex system
- virtual studio system
- vision system
- vocoder system
- voice dialog system
- voice frequency carrier telegraph system
- voice modulation system
- voice post system
- volume control system
- waiting system
- warning system
- watch system
- watching system
- waterside facsimile communication system
- wave-propagating system
- wide-angle TV system
- Winfax Pro system
- wired broadcasting system
- wireless CCTV system
- wireless home system
- wireless infrared speaker system
- wire-radio communication system
- XY system
- zone-selective protection system
- zoning system

- acoustic frequency
- acoustical frequency
- actual frequency
- air-ground radio frequency
- air-to-ground radio frequency
- alias frequency
- alpha cutoff frequency
- alternate frequency
- angular frequency
- antenna resonant frequency
- antiferromagnetic resonance frequency
- antiresonant frequency
- anti-Stokes frequency
- assigned frequency
- atomic frequency
- audio frequency
- aural center frequency
- authorized frequency
- avalanche frequency
- base frequency
- base-transport cutoff frequency
- basic frequency
- bass frequency
- beat frequency
- beta cutoff frequency
- bias frequency
- Bragg frequency
- break frequency
- bubble-propagation frequency
- bus frequency
- carrier frequency
- center frequency
- channel frequency
- characteristic frequency
- chopping frequency
- circular frequency
- clock frequency
- co-channel sound frequency
- collision frequency
- combination frequency
- commercial frequency
- complex frequency
- constant frequency
- core frequency
- corner frequency
- critical frequency
- critical fusion frequency
- crossover frequency
- cumulative relative frequency
- cutoff frequency
- cyclotron frequency
- data frequency
- data communications frequency
- 3-dB frequency
- dedicated frequency
- difference frequency
- diffusion frequency
- distress frequency
- Doppler frequency
- Doppler-beat frequency
- Doppler-shifted frequency
- down-link frequency
- drift frequency
- driving frequency
- dynamic-scattering cutoff frequency
- echo frequency
- electron Langmuir frequency
- electron paramagnetic resonance frequency
- electron plasma frequency
- expected frequency
- extinction frequency
- extremely high frequency
- extremely low frequency
- facsimile picture frequency
- ferrimagnetic-resonance frequency
- ferromagnetic-resonance frequency
- field frequency
- fixed frequency
- flicker-fusion frequency
- flutter frequency
- folding frequency
- forward-bias cutoff frequency
- frame frequency
- free-running frequency
- fundamental frequency
- fundamental scanning frequency
- fusion frequency
- gap frequency
- gliding frequency
- ground-air frequency
- ground-to-air frequency
- group frequency
- Gunn frequency
- half-power frequency
- harmonic frequency
- helicon frequency
- heterodyne frequency
- high frequency
- highest probable frequency
- horizontal-line frequency
- horizontal-scanning frequency
- hyperfine frequency
- hyperfine transition frequency
- hyperhigh frequency
- idler frequency
- image frequency
- imaginery frequency
- IMPATT-frequency
- impingement frequency
- impulse frequency - instantaneous frequency
- intercarrier frequency
- intermediate frequency
- intermodulation frequency
- intermodulation component frequency
- inversion-layer cutoff frequency
- ion cyclotron frequency
- ionization frequency
- ion plasma frequency
- jittered pulse-recurrence frequency
- Josephson frequency
- keying frequency
- knee frequency
- Langmuir plasma frequency
- Larmor frequency
- laser-frequency
- laser-emission-frequency
- lattice vibration frequency
- line frequency
- line screen frequency
- lobe frequency
- local-oscillator frequency
- locking frequency
- low frequency
- lower side frequency - lowest useful high frequency
- magnetohydrodynamic frequency
- magnetoplasma frequency
- mains frequency
- maser frequency
- maser-emission frequency
- master frequency
- maximum frequency of oscillation
- maximum keying frequency
- maximum modulating frequency - microwave frequency
- midband frequency
- mode frequency
- modulation frequency
- multiple frequency
- natural frequency
- nominal frequency
- notch frequency
- note frequency
- Nyquist frequency
- observed frequency
- operating frequency
- optical frequency - photoelectric threshold frequency
- picture frequency
- piezoelectric crystal antiresonant frequency
- piezoelectric crystal resonant frequency
- pilot frequency
- plasma frequency
- power frequency
- power-line frequency
- precession frequency
- primary frequency
- pulse-recurrence frequency - pumping frequency
- quasi-optical frequency
- quench frequency
- quenching frequency
- quiescent frequency
- radian frequency
- radio frequency
- rated frequency
- reactive cutoff frequency
- real frequency
- reference frequency
- relative frequency
- relative frequency
- repetition frequency
- resistive cutoff frequency
- resonance frequency
- resonant frequency
- rest frequency
- resting frequency
- ringing frequency
- ripple frequency
- scan frequency
- scanning-line frequency
- screen frequency
- secondary frequency
- second-channel frequency
- self-neutralization frequency
- self-resonant frequency
- SH frequency
- side frequency
- sonic frequency
- sound frequency
- sound carrier frequency
- sound center frequency
- space frequency
- spark frequency
- spatial frequency
- speech frequency
- spike frequency
- spin frequency
- spot frequency
- standard frequency
- Stokes frequency
- subaudio frequency
- subcarrier frequency
- subharmonic frequency
- sub-Nyquist frequency
- subsonic frequency
- sub-telephone frequency
- sum frequency
- summation frequency
- superaudio frequency - super-telephone frequency
- supply frequency
- suppression frequency
- sweep frequency
- synchronizing frequency
- threshold frequency - toggle frequency
- tone frequency
- top baseband frequency
- transition frequency
- transit-time frequency
- transit-time cutoff frequency
- transmission frequency
- TRAPATT frequency
- trapped plasma frequency
- treble frequency
- turnover frequency
- ultra-audible frequency - undamped frequency
- uniform precession frequency
- unity-gain frequency
- up-link frequency
- upper side frequency
- variable frequency
- vertical frequency - video frequency
- vision frequency
- vision carrier frequency
- visual carrier frequency
- voice frequency
- voltage gain cutoff frequency
- waveguide cutoff frequency
- window frequency
- wow frequency

- acoustooptic modulation
- adaptive modulation - A-law delta modulation
- A-law pulse-code modulation
- amplitude modulation
- amplitude and angle modulation
- amplitude-frequency modulation
- amplitude-phase modulation
- amplitude-pulse modulation
- analog modulation
- angle modulation
- anode modulation
- area-delta and zero-cross modulation
- Armstrong modulation
- asymmetric amplitude modulation
- asymmetric delta modulation
- asynchronous delta modulation
- asynchronous delta-sigma modulation
- audio frequency modulation
- audio frequency-shift modulation
- balanced modulation
- baseband modulation
- base-conductivity modulation
- base-thickness modulation
- base-width modulation
- beam modulation
- beam-current modulation
- binary-pulse-code modulation - brightness modulation
- brilliance modulation
- buzzer modulation
- carrier modulation
- carrierless amplitude-phase modulation
- carrier-noise modulation
- carrier residual modulation
- cathode modulation
- cathode pulse modulation
- cavity modulation
- CD modulation
- channel-length modulation
- charge-density modulation
- chirp modulation
- choke modulation
- chopper modulation
- chroma modulation
- chrominance modulation
- clipped-noise modulation
- coherent phase-shift keying modulation
- collector modulation
- companded delta modulation
- companded frequency modulation - compound modulation
- conductivity modulation
- constant-current modulation
- constant-envelope modulation
- continuous delta modulation - control-electrode modulation
- controlled-carrier modulation
- convection-current modulation
- conventional delta modulation
- cosine modulation
- coupling modulation
- CPSK modulation
- cross modulation
- deep modulation
- delay modulation
- delta modulation
- delta-sigma modulation
- density modulation
- difference-in-depth modulation
- differential modulation - digital delta modulation - direct modulation
- discrete adaptive delta modulation
- discrete frequency modulation
- displacement modulation
- distortionless modulation
- doping modulation
- double modulation
- double-frequency modulation
- double-integration delta modulation
- double-integration delta-sigma modulation
- double-sideband modulation
- double-sideband amplitude modulation
- downward modulation
- dual modulation - effective percentage modulation - electrical modulation
- electrooptic modulation
- environmental modulation
- exponential delta modulation
- exponential delta-sigma modulation
- external modulation
- externally companded delta modulation
- extraneous modulation
- facsimile modulation
- Faraday modulation
- Faraday-rotation modulation
- FH/DS modulation
- field modulation
- field-effect modulation
- first-order constant-factor delta modulation
- floating-carrier modulation
- fork modulation
- fork-tone modulation
- frequency modulation
- frequency-amplitude modulation
- frequency-hopped/direct sequence modulation
- frequency-hopping modulation
- frequency-shift modulation
- gate-bias modulation
- grid modulation
- grid-pulse modulation
- group modulation
- group-velocity modulation
- Hall-effect modulation
- Heising modulation
- high-index frequency modulation - hum modulation
- hybrid modulation
- hyperbolic frequency modulation
- in-cavity modulation - independent-sideband modulation
- indirect modulation
- indirect frequency modulation
- inductance-tube modulation
- instantaneously adaptive delta modulation
- instantaneously companded delta modulation
- intensity modulation
- interference modulation
- internal modulation
- intracavity modulation
- inversion modulation
- isochronous modulation
- Kerr-cell modulation
- key modulation
- laser modulation
- lateral modulation
- length modulation
- lifetime modulation
- light modulation
- light-induced barrier modulation
- linear modulation - linear pulse-code modulation - logarithmic phase modulation
- loss modulation
- low-level modulation
- luminance modulation
- magnetooptic modulation
- mapping delta modulation
- maximum percentage modulation
- modified frequency modulation - multi-level pulse-code modulation
- multiple modulation
- multiplex frequency modulation
- mutual-interference modulation - negative modulation
- negative facsimile modulation
- noise modulation
- nonpolar modulation
- on-off modulation
- outphasing modulation
- parabolic frequency modulation
- percent modulation
- percentage modulation
- permutation modulation
- phase modulation
- phase-difference modulation
- phase-velocity modulation
- piezoelectrooptic light modulation
- pitch-companded delta modulation
- plate modulation
- plate-and-screen-grid modulation
- plate-pulse modulation
- PN modulation
- polar modulation
- polarization modulation
- position modulation
- positive modulation
- positive facsimile modulation
- predictive coding delta modulation
- product modulation
- pseudonoise modulation
- pseudorandom modulation
- pulse modulation
- pulse-amplitude modulation
- pulse-code modulation
- pulse-count modulation
- pulse-delay modulation - pulse-interval modulation
- pulse-length modulation
- pulse-numbers modulation
- pulse-phase modulation - pulse-spacing modulation
- pulse-time modulation - quadratic frequency modulation
- quadrature modulation - raised-cosine modulation
- reflection modulation
- reset delta modulation
- residual modulation
- robust delta modulation
- rotor modulation
- satellite repeater modulation - screen-grid modulation
- self-modulation
- self-phase modulation
- self-pulse modulation
- series modulation
- series-coupled collector modulation
- sigma-delta modulation
- sine modulation - single sideband amplitude modulation-suppressed carrier - single-tone modulation
- smoothed-phase modulation
- sound modulation
- space modulation
- space-time modulation
- spark gap modulation
- spatial modulation
- spectral modulation
- speech-reiteration delta modulation
- spread-spectrum modulation
- spurious modulation
- square-law modulation
- square-wave modulation
- SSB modulation
- Stark modulation
- start-stop modulation
- statistical delta modulation
- stereo frequency modulation
- subcarrier modulation - suppressor-grid modulation
- swept frequency modulation - symmetrical modulation
- synchronous modulation
- tamed frequency modulation
- tangent frequency modulation
- telemetering modulation
- terrestrial repeater modulation
- time modulation
- tone modulation
- transformer-coupled collector modulation
- transit-time modulation
- transmission modulation
- trapezoidal frequency modulation - two-tone modulation
- unity modulation
- upward modulation
- variable-carrier modulation - velocity variation modulation - video modulation
- voice modulation
- V-shaped frequency modulation
- waveform tracking delta modulation
- Webster modulation
- weighted pulse-code modulation
- wide-band frequency modulation
- wobble modulation
- Z-axis modulation
- zig-zag modulation

- absolute cutoff frequency
- acoustic frequency
- acoustical frequency
- actual frequency
- air-ground radio frequency
- air-to-ground radio frequency
- alias frequency
- alpha cutoff frequency
- alternate frequency
- angular frequency
- antenna resonant frequency
- antiferromagnetic resonance frequency
- antiresonant frequency
- anti-Stokes frequency
- assigned frequency
- atomic frequency
- audio frequency
- aural center frequency
- authorized frequency
- avalanche frequency
- base frequency
- base-transport cutoff frequency
- basic frequency
- bass frequency
- beat frequency
- beta cutoff frequency
- bias frequency
- Bragg frequency
- break frequency
- bubble-propagation frequency
- bus frequency
- carrier frequency
- center frequency
- channel frequency
- characteristic frequency
- chopping frequency
- circular frequency
- clock frequency
- co-channel sound frequency
- collision frequency
- combination frequency
- commercial frequency
- complex frequency
- constant frequency
- core frequency
- corner frequency
- critical frequency
- critical fusion frequency
- crossover frequency
- cumulative relative frequency
- cutoff frequency
- cyclotron frequency
- data communications frequency
- data frequency
- dedicated frequency
- difference frequency
- diffusion frequency
- distress frequency
- Doppler frequency
- Doppler-beat frequency
- Doppler-shifted frequency
- down-link frequency
- drift frequency
- driving frequency
- dynamic-scattering cutoff frequency
- echo frequency
- electron Langmuir frequency
- electron paramagnetic resonance frequency
- electron plasma frequency
- expected frequency
- extinction frequency
- extremely high frequency
- extremely low frequency
- facsimile picture frequency
- ferrimagnetic-resonance frequency
- ferromagnetic-resonance frequency
- field frequency
- fixed frequency
- flicker-fusion frequency
- flutter frequency
- folding frequency
- forward-bias cutoff frequency
- frame frequency
- free-running frequency
- fundamental frequency
- fundamental scanning frequency
- fusion frequency
- gap frequency
- gliding frequency
- ground-air frequency
- ground-to-air frequency
- group frequency
- Gunn frequency
- half-power frequency
- harmonic frequency
- helicon frequency
- heterodyne frequency
- high frequency
- highest probable frequency
- horizontal-line frequency
- horizontal-scanning frequency
- hyperfine frequency
- hyperfine transition frequency
- hyperhigh frequency
- idler frequency
- image frequency
- imaginery frequency
- IMPATT-frequency
- impingement frequency
- impulse frequency
- infralow frequency
- infrasonic frequency
- instantaneous frequency
- intercarrier frequency
- intermediate frequency
- intermodulation component frequency
- intermodulation frequency
- inversion-layer cutoff frequency
- ion cyclotron frequency
- ion plasma frequency
- ionization frequency
- jittered pulse-recurrence frequency
- Josephson frequency
- keying frequency
- knee frequency
- Langmuir plasma frequency
- Larmor frequency
- laser-emission-frequency
- laser-frequency
- lattice vibration frequency
- line frequency
- line screen frequency
- lobe frequency
- local-oscillator frequency
- locking frequency
- low frequency
- lower side frequency
- lowest observed frequency
- lowest useful frequency
- lowest useful high frequency
- magnetohydrodynamic frequency
- magnetoplasma frequency
- mains frequency
- maser frequency
- maser-emission frequency
- master frequency
- maximum frequency of oscillation
- maximum keying frequency
- maximum modulating frequency
- maximum observed frequency
- maximum usable frequency
- medium frequency
- microwave frequency
- midband frequency
- mode frequency
- modulation frequency
- multiple frequency
- natural frequency
- nominal frequency
- notch frequency
- note frequency
- Nyquist frequency
- observed frequency
- operating frequency
- optical frequency
- optimum working frequency
- penetration frequency
- photoelectric threshold frequency
- picture frequency
- piezoelectric crystal antiresonant frequency
- piezoelectric crystal resonant frequency
- pilot frequency
- plasma frequency
- power frequency
- power-line frequency
- precession frequency
- primary frequency
- pulse-recurrence frequency
- pulse-repetition frequency
- pump frequency
- pumping frequency
- quasi-optical frequency
- quench frequency
- quenching frequency
- quiescent frequency
- radian frequency
- radio frequency
- rated frequency
- reactive cutoff frequency
- real frequency
- reference frequency
- relative frequency
- repetition frequency
- resistive cutoff frequency
- resonance frequency
- resonant frequency
- rest frequency
- resting frequency
- ringing frequency
- ripple frequency
- scan frequency
- scanning-line frequency
- screen frequency
- secondary frequency
- second-channel frequency
- self-neutralization frequency
- self-resonant frequency
- SH frequency
- side frequency
- sonic frequency
- sound carrier frequency
- sound center frequency
- sound frequency
- space frequency
- spark frequency
- spatial frequency
- speech frequency
- spike frequency
- spin frequency
- spot frequency
- standard frequency
- Stokes frequency
- subaudio frequency
- subcarrier frequency
- subharmonic frequency
- sub-Nyquist frequency
- subsonic frequency
- sub-telephone frequency
- sum frequency
- summation frequency
- superaudio frequency
- superhigh frequency
- supersonic frequency
- super-telephone frequency
- supply frequency
- suppression frequency
- sweep frequency
- synchronizing frequency
- threshold frequency
- timed radio frequency
- timing frequency
- toggle frequency
- tone frequency
- top baseband frequency
- transition frequency
- transit-time cutoff frequency
- transit-time frequency
- transmission frequency
- TRAPATT frequency
- trapped plasma frequency
- treble frequency
- turnover frequency
- ultra-audible frequency
- ultrahigh frequency
- ultrasonic frequency
- unassigned frequency
- undamped frequency
- uniform precession frequency
- unity-gain frequency
- up-link frequency
- upper side frequency
- variable frequency
- vertical frequency
- very high frequency
- very low frequency
- video frequency
- vision carrier frequency
- vision frequency
- visual carrier frequency
- voice frequency
- voltage gain cutoff frequency
- waveguide cutoff frequency
- window frequency
- wow frequency

- acoustooptic modulation
- adaptive delta modulation
- adaptive differential pulse-code modulation
- adaptive modulation
- adaptive pulse-code modulation
- ADOX modulation
- A-law delta modulation
- A-law pulse-code modulation
- amplitude and angle modulation
- amplitude modulation
- amplitude-frequency modulation
- amplitude-phase modulation
- amplitude-pulse modulation
- analog modulation
- angle modulation
- anode modulation
- area-delta and zero-cross modulation
- Armstrong modulation
- asymmetric amplitude modulation
- asymmetric delta modulation
- asynchronous delta modulation
- asynchronous delta-sigma modulation
- audio frequency modulation
- audio frequency-shift modulation
- balanced modulation
- baseband modulation
- base-conductivity modulation
- base-thickness modulation
- base-width modulation
- beam modulation
- beam-current modulation
- binary-pulse-code modulation
- biphase modulation
- block companded pulse-code modulation
- brightness modulation
- brilliance modulation
- buzzer modulation
- carrier modulation
- carrier residual modulation
- carrierless amplitude-phase modulation
- carrier-noise modulation
- cathode modulation
- cathode pulse modulation
- cavity modulation
- CD modulation
- channel-length modulation
- charge-density modulation
- chirp modulation
- choke modulation
- chopper modulation
- chroma modulation
- chrominance modulation
- clipped-noise modulation
- coherent phase-shift keying modulation
- collector modulation
- companded delta modulation
- companded frequency modulation
- compatible quadrature amplitude modulation
- composition modulation
- compound modulation
- conductivity modulation
- constant-current modulation
- constant-envelope modulation
- continuous delta modulation
- continuously variable-slope delta-modulation
- continuous-wave modulation
- control-electrode modulation
- controlled-carrier modulation
- convection-current modulation
- conventional delta modulation
- cosine modulation
- coupling modulation
- CPSK modulation
- cross modulation
- deep modulation
- delay modulation
- delta modulation
- delta-sigma modulation
- density modulation
- difference-in-depth modulation
- differential modulation
- differential pulse-code modulation
- digital delta modulation
- digital modulation
- digital phase modulation
- digitally controlled delta modulation
- direct modulation
- discrete adaptive delta modulation
- discrete frequency modulation
- displacement modulation
- distortionless modulation
- doping modulation
- double modulation
- double-frequency modulation
- double-integration delta modulation
- double-integration delta-sigma modulation
- double-sideband amplitude modulation
- double-sideband modulation
- downward modulation
- dual modulation
- dynamic adaptive multiple quadrature amplitude modulation
- echo modulation
- effective percentage modulation
- eight-to-fourteen modulation
- elastooptic modulation
- electrical modulation
- electrooptic modulation
- environmental modulation
- exponential delta modulation
- exponential delta-sigma modulation
- external modulation
- externally companded delta modulation
- extraneous modulation
- facsimile modulation
- Faraday modulation
- Faraday-rotation modulation
- FH/DS modulation
- field modulation
- field-effect modulation
- first-order constant-factor delta modulation
- floating-carrier modulation
- fork modulation
- fork-tone modulation
- frequency modulation
- frequency-amplitude modulation
- frequency-hopped/direct sequence modulation
- frequency-hopping modulation
- frequency-shift modulation
- gate-bias modulation
- grid modulation
- grid-pulse modulation
- group modulation
- group-velocity modulation
- Hall-effect modulation
- Heising modulation
- high-index frequency modulation
- high-information delta modulation
- high-level modulation
- hum modulation
- hybrid modulation
- hyperbolic frequency modulation
- in-cavity modulation
- incidental carrier phase modulation
- incidental frequency modulation
- independent-sideband modulation
- indirect frequency modulation
- indirect modulation
- inductance-tube modulation
- instantaneously adaptive delta modulation
- instantaneously companded delta modulation
- intensity modulation
- interference modulation
- internal modulation
- intracavity modulation
- inversion modulation
- isochronous modulation
- Kerr-cell modulation
- key modulation
- laser modulation
- lateral modulation
- length modulation
- lifetime modulation
- light modulation
- light-induced barrier modulation
- linear delta modulation
- linear frequency modulation
- linear modulation
- linear pulse-code modulation
- line-type modulation
- logarithmic companded pulse-code modulation
- logarithmic phase modulation
- loss modulation
- low-level modulation
- luminance modulation
- magnetooptic modulation
- mapping delta modulation
- maximum percentage modulation
- modified frequency modulation
- modified modified frequency modulation
- multi-level delta modulation
- multi-level pulse-code modulation
- multiple modulation
- multiplex frequency modulation
- mutual-interference modulation
- narrow-band frequency modulation
- N-ary pulse-code modulation
- negative facsimile modulation
- negative modulation
- noise modulation
- nonpolar modulation
- on-off modulation
- outphasing modulation
- parabolic frequency modulation
- percent modulation
- percentage modulation
- permutation modulation
- phase modulation
- phase-difference modulation
- phase-velocity modulation
- piezoelectrooptic light modulation
- pitch-companded delta modulation
- plate modulation
- plate-and-screen-grid modulation
- plate-pulse modulation
- PN modulation
- polar modulation
- polarization modulation
- position modulation
- positive facsimile modulation
- positive modulation
- predictive coding delta modulation
- product modulation
- pseudonoise modulation
- pseudorandom modulation
- pulse delta modulation
- pulse group delta modulation
- pulse modulation
- pulse-amplitude modulation
- pulse-code modulation
- pulse-count modulation
- pulse-delay binary modulation
- pulse-delay modulation
- pulse-duration modulation
- pulse-frequency modulation
- pulse-interval modulation
- pulse-length modulation
- pulse-numbers modulation
- pulse-phase modulation
- pulse-polarization binary modulation
- pulse-repetition rate modulation
- pulse-spacing modulation
- pulse-time modulation
- pulse-width modulation
- Q modulation
- quadratic frequency modulation
- quadrature modulation
- quadrature-amplitude modulation
- quantized frequency modulation
- quantized pulse modulation
- quantized pulse-position modulation
- quiescent-carrier modulation
- raised-cosine modulation
- reflection modulation
- reset delta modulation
- residual modulation
- robust delta modulation
- rotor modulation
- satellite repeater modulation
- scanning-velocity modulation
- scan-velocity modulation
- screen-grid modulation
- self-modulation
- self-phase modulation
- self-pulse modulation
- series modulation
- series-coupled collector modulation
- sigma-delta modulation
- sine modulation
- single sideband amplitude modulation
- single sideband amplitude modulation-suppressed carrier
- single sideband modulation
- single-sideband frequency modulation
- single-sided angle modulation
- single-tone modulation
- smoothed-phase modulation
- sound modulation
- space modulation
- space-time modulation
- spark gap modulation
- spatial modulation
- spectral modulation
- speech-reiteration delta modulation
- spread-spectrum modulation
- spurious modulation
- square-law modulation
- square-wave modulation
- SSB modulation
- Stark modulation
- start-stop modulation
- statistical delta modulation
- stereo frequency modulation
- subcarrier frequency modulation
- subcarrier modulation
- suppressed-carrier modulation
- suppressor-grid modulation
- swept frequency modulation
- syllabically companded delta modulation
- syllabically companded pulse-code modulation
- symmetrical modulation
- synchronous modulation
- tamed frequency modulation
- tangent frequency modulation
- telemetering modulation
- terrestrial repeater modulation
- time modulation
- tone modulation
- transformer-coupled collector modulation
- transit-time modulation
- transmission modulation
- trapezoidal frequency modulation
- trellis coded modulation
- two-bit pulse-code modulation
- two-tone modulation
- unity modulation
- upward modulation
- variable-carrier modulation
- variable-slope delta modulation
- velocity modulation
- velocity variation modulation
- vestigial-sideband amplitude modulation
- vestigial-sideband modulation
- vibration modulation
- video modulation
- voice modulation
- V-shaped frequency modulation
- waveform tracking delta modulation
- Webster modulation
- weighted pulse-code modulation
- wide-band frequency modulation
- wobble modulation
- Z-axis modulation
- zig-zag modulation